168821536

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 398442240

約数和(自身を除く): 229620704

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 53, 62, 76, 104, 106, 124, 152, 169, 208, 212, 247, 248, 304, 338, 403, 416, 424, 494, 496, 589, 608, 676, 689, 806, 848, 988, 992, 1007, 1178, 1352, 1378, 1612, 1643, 1696, 1976, 2014, 2356, 2704, 2756, 3211, 3224, 3286, 3952, 4028, 4712, 5239, 5408, 5512, 6422, 6448, 6572, 7657, 7904, 8056, 8957, 9424, 10478, 11024, 12844, 12896, 13091, 13144, 15314, 16112, 17914, 18848, 20956, 21359, 22048, 25688, 26182, 26288, 30628, 31217, 32224, 35828, 41912, 42718, 51376, 52364, 52576, 61256, 62434, 71656, 83824, 85436, 99541, 102752, 104728, 122512, 124868, 143312, 167648, 170183, 170872, 199082, 209456, 245024, 249736, 277667, 286624, 340366, 341744, 398164, 405821, 418912, 499472, 555334, 680732, 683488, 796328, 811642, 998944, 1110668, 1361464, 1592656, 1623284, 2221336, 2722928, 3185312, 3246568, 4442672, 5275673, 5445856, 6493136, 8885344, 10551346, 12986272, 21102692, 42205384, 84410768, 168821536]

約数ペア:

[(1, 168821536), (2, 84410768), (4, 42205384), (8, 21102692), (13, 12986272), (16, 10551346), (19, 8885344), (26, 6493136), (31, 5445856), (32, 5275673), (38, 4442672), (52, 3246568), (53, 3185312), (62, 2722928), (76, 2221336), (104, 1623284), (106, 1592656), (124, 1361464), (152, 1110668), (169, 998944), (208, 811642), (212, 796328), (247, 683488), (248, 680732), (304, 555334), (338, 499472), (403, 418912), (416, 405821), (424, 398164), (494, 341744), (496, 340366), (589, 286624), (608, 277667), (676, 249736), (689, 245024), (806, 209456), (848, 199082), (988, 170872), (992, 170183), (1007, 167648), (1178, 143312), (1352, 124868), (1378, 122512), (1612, 104728), (1643, 102752), (1696, 99541), (1976, 85436), (2014, 83824), (2356, 71656), (2704, 62434), (2756, 61256), (3211, 52576), (3224, 52364), (3286, 51376), (3952, 42718), (4028, 41912), (4712, 35828), (5239, 32224), (5408, 31217), (5512, 30628), (6422, 26288), (6448, 26182), (6572, 25688), (7657, 22048), (7904, 21359), (8056, 20956), (8957, 18848), (9424, 17914), (10478, 16112), (11024, 15314), (12844, 13144), (12896, 13091)]